45229986823 has 18 divisors (see below), whose sum is σ = 53433274392. Its totient is φ = 37503492480.

The previous prime is 45229986821. The next prime is 45229986829. The reversal of 45229986823 is 32868992254.

45229986823 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45229986823 - 2¹ = 45229986821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45229986821) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 17441815 + ... + 17444407.

It is an arithmetic number, because the mean of its divisors is an integer number (2968515244).

Almost surely, 2^45229986823 is an apocalyptic number.

45229986823 is a deficient number, since it is larger than the sum of its proper divisors (8203287569).

45229986823 is an frugal number, since it uses more digits than its factorization.

45229986823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5255 (or 2631 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 58.

The spelling of 45229986823 in words is "forty-five billion, two hundred twenty-nine million, nine hundred eighty-six thousand, eight hundred twenty-three".